The pathogenicity to pregnant ewes of an organism of the genus Bacillus.
D000034:Abortion, Veterinary; D000818:Animals; D001407:Bacillus / Q000302:isolation & purification / Q000472:pathogenicity*; D005260:Female; D005313:Fetal Death / Q000209:etiology / Q000662:veterinary; D011247:Pregnancy; D011270:Pregnancy, Animal; D012756:Sheep; D012757:Sheep Diseases / Q000382:microbiology*; D014599:Uterus / Q000382:microbiology